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130025706 = 2390723893
BaseRepresentation
bin1111100000000…
…00100011101010
3100001122222201220
413300000203222
5231241310311
620522522510
73136125456
oct760004352
9301588656
10130025706
116743a268
1237666436
1320c273b5
14133a9666
15b636206
hex7c008ea

130025706 has 16 divisors (see below), whose sum is σ = 260349024. Its totient is φ = 43292304.

The previous prime is 130025689. The next prime is 130025711. The reversal of 130025706 is 607520031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6505 + ... + 17388.

It is an arithmetic number, because the mean of its divisors is an integer number (16271814).

Almost surely, 2130025706 is an apocalyptic number.

130025706 is an abundant number, since it is smaller than the sum of its proper divisors (130323318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130025706 is a wasteful number, since it uses less digits than its factorization.

130025706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24805.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 130025706 is about 11402.8814779423. The cubic root of 130025706 is about 506.6130898065.

Adding to 130025706 its reverse (607520031), we get a palindrome (737545737).

The spelling of 130025706 in words is "one hundred thirty million, twenty-five thousand, seven hundred six".

Divisors: 1 2 3 6 907 1814 2721 5442 23893 47786 71679 143358 21670951 43341902 65012853 130025706